Weardale Lithium Limited, founded in 2018 and headquartered in Durham, England, is a natural resources development company specializing in extracting lithium from geothermal brines. By integrating lithium recovery with geothermal energy production at a former cement works site in Eastgate, County Durham, the company aims to secure a sustainable, low-carbon supply chain for battery-grade lithium in Europe and accelerate the UK’s transition to a net-zero economy.